sim: sim-close: unify sim_close logic
[deliverable/binutils-gdb.git] / sim / bfin / ChangeLog
1 2015-11-14 Mike Frysinger <vapier@gentoo.org>
2
3 * interp.c (sim_close): Delete.
4
5 2015-10-11 Mike Frysinger <vapier@gentoo.org>
6
7 PR sim/18407
8 * bfin-sim.c (decode_dsp32shiftimm_0): Call ashiftrt when count
9 is less than 0.
10
11 2015-06-24 Mike Frysinger <vapier@gentoo.org>
12
13 * interp.c (trace_register): Delete.
14 * sim-main.h (trace_register, TRACE_REGISTER, TRACE_REG): Delete.
15
16 2015-06-23 Mike Frysinger <vapier@gentoo.org>
17
18 * configure: Regenerate.
19
20 2015-06-17 Mike Frysinger <vapier@gentoo.org>
21
22 * interp.c: Include sim-syscall.h.
23 (syscall_read_mem, syscall_write_mem): Delete.
24 (bfin_syscall): Change syscall_read_mem/syscall_write_mem to
25 sim_syscall_read_mem/sim_syscall_write_mem.
26
27 2015-06-17 Mike Frysinger <vapier@gentoo.org>
28
29 * linux-targ-map.h: Update example comments.
30 (cb_linux_syscall_map): Fill out name field.
31 (cb_linux_errno_map, cb_linux_open_map, cb_linux_signal_map):
32 Likewise.
33
34 2015-06-12 Mike Frysinger <vapier@gentoo.org>
35
36 * interp.c: Expand comment on CB_SYS_xxx defines.
37
38 2015-06-12 Mike Frysinger <vapier@gentoo.org>
39
40 * configure: Regenerate.
41
42 2015-06-12 Mike Frysinger <vapier@gentoo.org>
43
44 * configure: Regenerate.
45
46 2015-06-12 Mike Frysinger <vapier@gentoo.org>
47
48 * bfin-sim.c (hwloop_get_next_pc): Change TRACE_BRANCH to
49 BFIN_TRACE_BRANCH.
50 (decode_ProgCtrl_0, decode_BRCC_0, decode_UJUMP_0, decode_CALLa_0):
51 Likewise.
52 * bfin-sim.h (__PUT_MEM, __GET_MEM): Change TRACE_CORE to
53 BFIN_TRACE_CORE.
54 * dv-bfin_cec.c (_cec_raise, cec_latch, cec_return): Change
55 TRACE_BRANCH to BFIN_TRACE_BRANCH.
56 * interp.c (syscall_read_mem, syscall_write_mem): Change MAYBE_TRACE
57 to TRACE_CORE.
58 * sim-main.h (MAYBE_TRACE, TRACE_INSN, TRACE_DECODE, TRACE_EXTRACT,
59 TRACE_SYSCALL, TRACE_EVENTS): Delete.
60 (TRACE_CORE): Rename to ...
61 (BFIN_TRACE_CORE): ... this. Change MAYBE_TRACE to TRACE_CORE.
62 (TRACE_BRANCH): Rename to ...
63 (BFIN_TRACE_BRANCH): ... this. Change MAYBE_TRACE to TRACE_BRANCH.
64
65 2015-04-24 David Binderman <dcb314@hotmail.com>
66 Nick Clifton <nickc@redhat.com>
67
68 PR 18273
69 * bfin-sim.c (decode_dsp32alu_0): Remove spurious check for
70 s == 1.
71
72 2015-04-18 Mike Frysinger <vapier@gentoo.org>
73
74 * sim-main.h (SIM_CPU): Add note to clean this up.
75
76 2015-04-18 Mike Frysinger <vapier@gentoo.org>
77
78 * sim-main.h (sim_cia): Delete.
79
80 2015-04-17 Mike Frysinger <vapier@gentoo.org>
81
82 * sim-main.h (CIA_GET, CIA_SET): Delete.
83
84 2015-04-15 Mike Frysinger <vapier@gentoo.org>
85
86 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
87 * sim-main.h (STATE_CPU): Delete.
88
89 2015-04-13 Mike Frysinger <vapier@gentoo.org>
90
91 * configure: Regenerate.
92
93 2015-04-06 Mike Frysinger <vapier@gentoo.org>
94
95 * Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o.
96
97 2015-04-01 Mike Frysinger <vapier@gentoo.org>
98
99 * Makefile.in (SIM_OBJS): Delete $(SIM_EXTRA_OBJS).
100
101 2015-03-31 Mike Frysinger <vapier@gentoo.org>
102
103 * config.in, configure: Regenerate.
104
105 2015-03-24 Mike Frysinger <vapier@gentoo.org>
106
107 * configure: Regenerate.
108
109 2015-03-23 Mike Frysinger <vapier@gentoo.org>
110
111 * configure: Regenerate.
112
113 2015-03-23 Mike Frysinger <vapier@gentoo.org>
114
115 * configure: Regenerate.
116 * configure.ac (BFIN_SIM_EXTRA_OBJS): Delete.
117 * Makefile.in (SIM_OBJS): Delete @BFIN_SIM_EXTRA_OBJS@.
118
119 2015-03-23 Mike Frysinger <vapier@gentoo.org>
120
121 * dv-bfin_uart.c [!HAVE_DV_SOCKSER] (dv_sockser_status,
122 dv_sockser_write, dv_sockser_read): Delete.
123
124 2015-03-23 Mike Frysinger <vapier@gentoo.org>
125
126 * sim-main.h: Delete run-sim.h include.
127
128 2015-03-16 Mike Frysinger <vapier@gentoo.org>
129
130 * aclocal.m4, config.in, configure: Regenerate.
131 * tconfig.in: Rename file ...
132 * tconfig.h: ... here.
133
134 2015-03-15 Mike Frysinger <vapier@gentoo.org>
135
136 * tconfig.in: Delete includes.
137 [HAVE_DV_SOCKSER]: Delete.
138
139 2015-03-14 Mike Frysinger <vapier@gentoo.org>
140
141 * bfin-sim.c (decode_dsp32alu_0): Change v to bu32.
142
143 2015-03-14 Mike Frysinger <vapier@gentoo.org>
144
145 * Makefile.in (SIM_RUN_OBJS): Delete.
146
147 2015-03-10 Mike Frysinger <vapier@gentoo.org>
148
149 PR sim/13160
150 * Makefile.in ($(srcdir)/linux-fixed-code.h): Put a ; after the
151 print sed command for BSD compatibility.
152
153 2015-03-08 Mike Frysinger <vapier@gentoo.org>
154
155 PR sim/13160
156 * Makefile.in ($(srcdir)/linux-fixed-code.h): Specify the asm input
157 directly rather than use $<. Move the file name to the end of the
158 sed command to be POSIX compliant.
159
160 2014-08-19 Alan Modra <amodra@gmail.com>
161
162 * configure: Regenerate.
163
164 2014-08-15 Roland McGrath <mcgrathr@google.com>
165
166 * configure: Regenerate.
167 * config.in: Regenerate.
168
169 2014-03-04 Mike Frysinger <vapier@gentoo.org>
170
171 * configure: Regenerate.
172
173 2013-09-23 Alan Modra <amodra@gmail.com>
174
175 * configure: Regenerate.
176
177 2013-06-23 Mike Frysinger <vapier@gentoo.org>
178
179 * bfin-sim.c (decode_dsp32alu_0): Add note about broken handling of
180 SEARCH with parallel insns.
181
182 2013-06-23 Mike Frysinger <vapier@gentoo.org>
183
184 * bfin-sim.c (decode_dsp32shift_0): Make sure HLs is 0 after last
185 insn that uses it.
186 (decode_dsp32shiftimm_0): Likewise.
187 Require HLs be less than 2 for accumulator shift insns.
188
189 2013-06-18 Mike Frysinger <vapier@gentoo.org>
190
191 * bfin-sim.c (decode_dsp32alu_0): Check more opcode fields before
192 decoding various insns.
193
194 2013-06-17 Mike Frysinger <vapier@gentoo.org>
195
196 * TODO: Add more notes.
197
198 2013-06-09 Mike Frysinger <vapier@gentoo.org>
199
200 * Makefile.in ($(srcdir)/linux-fixed-code.h): Add
201 @MAINTAINER_MODE_TRUE@ as the first item in the dependency list.
202
203 2013-06-03 Mike Frysinger <vapier@gentoo.org>
204
205 * aclocal.m4, configure: Regenerate.
206
207 2013-05-10 Freddie Chopin <freddie_chopin@op.pl>
208
209 * configure: Rebuild.
210
211 2013-03-26 Mike Frysinger <vapier@gentoo.org>
212
213 * aclocal.m4, configure: Regenerate.
214
215 2013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
216
217 * configure.ac: Use $SIM_DV_SOCKSER_O.
218 * configure: Regenerated.
219
220 2012-12-20 Joel Brobecker <brobecker@adacore.com>
221
222 * aclocal.m4: Revert the previous change changing
223 the license from GPL v2 or later to GPL v3 or later
224 (this file was generated).
225
226 2012-12-20 Joel Brobecker <brobecker@adacore.com>
227
228 * linux-fixed-code.s: Revert the previous change changing
229 the license from GPL v2 or later to GPL v3 or later.
230
231 2012-07-31 Mike Frysinger <vapier@gentoo.org>
232
233 * machs.c (bf54x_roms): Pass 0x1000 to alias field of BFROM, and
234 0x10000 to the alias field of BFROMA.
235 (bf561_roms): Pass 0x1000 to alias field of BFROM.
236 (bf59x_roms): Pass 0x10000 to alias field of BFROMA.
237
238 2012-07-31 Mike Frysinger <vapier@gentoo.org>
239
240 * machs.c (bfin_reg_fetch): Change return 0 to return -1, and
241 return -1 to return 4.
242 (bfin_reg_store): Likewise.
243
244 2012-06-15 Joel Brobecker <brobecker@adacore.com>
245
246 * config.in, configure: Regenerate.
247
248 2012-04-09 Mike Frysinger <vapier@gentoo.org>
249
250 * configure.ac (SIM_AC_OPTION_HARDWARE): Add bfin_pint.
251 * configure: Regenerate.
252 * dv-bfin_pint.c, dv-bfin_pint.h: New device model.
253 * machs.c (bf542_dev): Add PINT register blocks.
254 (bf544_dev, bf547_dev): Likewise.
255 (PINT_PIQS): Define.
256 (bf54x_port): Add pint/gpio routing.
257 * machs.h (BFIN_MMR_PINT_SIZE): Define.
258
259 2012-04-09 Mike Frysinger <vapier@gentoo.org>
260
261 * configure.ac (SIM_AC_OPTION_HARDWARE): Add bfin_gpio2.
262 * configure: Regenerate.
263 * dv-bfin_gpio2.c, dv-bfin_gpio2.h: New device model.
264 * machs.c (bf54x_mem): Delete GPIO mem stub.
265 (bf542_dev): Add GPIO register blocks.
266 (bf544_dev, bf547_dev): Likewise.
267 * machs.h (BFIN_MMR_GPIO2_SIZE): Define.
268
269 2012-04-09 Robin Getz <robin.getz@analog.com>
270
271 * bfin-sim.c (decode_dsp32shift_0): Extract the sign for ASHIFT
272 and LSHIFT, and set ASTAT based on the before/after values.
273 Rename "val" to "acc" to be consistent with other code branches.
274
275 2012-04-09 Robin Getz <robin.getz@analog.com>
276
277 * bfin-sim.c (sgn_extend): New helper.
278 (decode_dsp32shiftimm_0): Call lshift when newimmag is more
279 than 16, otherwise call ashiftrt. Set ASTAT fields as needed.
280 For accumulator shifts, call new sgn_extend helper.
281
282 2012-04-08 Mike Frysinger <vapier@gentoo.org>
283
284 * bfin-sim.c (illegal_instruction_or_combination): New helper.
285 (decode_ProgCtrl_0): Call illegal_instruction_or_combination instead
286 of illegal_instruction.
287 (decode_PushPopReg_0, decode_CCflag_0, decode_CC2dreg_0,
288 decode_LDSTpmod_0, decode_dagMODim_0, decode_dagMODik_0,
289 decode_dspLDST_0, decode_LDST_0, _interp_insn_bfin): Likewise.
290 (decode_PushPopMultiple_0): Call illegal_instruction_combination when
291 PARALLEL_GROUP is not BFIN_PARALLEL_NONE.
292 (decode_CCflag_0, decode_REGMV_0, decode_ALU2op_0, decode_PTR2op_0,
293 decode_COMPI2opD_0, decode_COMPI2opP_0): Likewise.
294 (decode_CC2stat_0): Check PARALLEL_GROUP before cbit.
295 (decode_LDSTpmod_0): Call illegal_instruction_combination when
296 PARALLEL_GROUP is BFIN_PARALLEL_GROUP2.
297 (decode_dagMODim_0, decode_dagMODik_0, decode_LDST_0,
298 decode_LDSTiiFP_0, decode_LDSTii_0): Likewise.
299
300 2012-04-08 Mike Frysinger <vapier@gentoo.org>
301
302 * bfin-sim.h (bfin_parallel_group): New enum.
303 (bfin_cpu_state): Add new "group" member.
304 (PARALLEL_GROUP): Define.
305 * bfin-sim.c (decode_ProgCtrl_0): Change INSN_LEN check to
306 PARALLEL_GROUP.
307 (decode_CaCTRL_0, decode_PushPopReg_0, decode_ccMV_0, decode_CCflag_0,
308 decode_CC2dreg_0, decode_CC2stat_0, decode_BRCC_0, decode_UJUMP_0,
309 decode_LOGI2op_0, decode_LoopSetup_0, decode_LDIMMhalf_0,
310 decode_CALLa_0, decode_linkage_0): Likewise.
311 (_interp_insn_bfin): Set PARALLEL_GROUP.
312 (interp_insn_bfin): Likewise.
313
314 2012-04-08 Mike Frysinger <vapier@gentoo.org>
315
316 * bfin-sim.c (decode_dsp32alu_0): Delete extra space in TRACE_INSN.
317
318 2012-04-01 Mike Frysinger <vapier@gentoo.org>
319
320 * bfin-sim.c (_interp_insn_bfin): Call illegal_instruction_combination
321 when INSN_LEN is non-zero before 32bit decode.
322
323 2012-04-01 Mike Frysinger <vapier@gentoo.org>
324
325 * bfin-dis.c (fmtconst): Replace decimal handling with a single
326 sprintf call and the '*' field width.
327
328 2012-04-01 Mike Frysinger <vapier@gentoo.org>
329
330 * machs.c (bfin_model_map_bfrom): Return when mnum is 535.
331
332 2012-04-01 Mike Frysinger <vapier@gentoo.org>
333
334 * interp.c (bfin_user_init): Move auxvt_size decl from top to
335 inside of auxvt check.
336
337 2012-03-31 Mike Frysinger <vapier@gentoo.org>
338
339 * dv-bfin_sic.c (bfin_sic_finish): Change iwr1 to iwr2.
340
341 2012-03-31 Mike Frysinger <vapier@gentoo.org>
342
343 * devices.c: Include devices.h.
344
345 2012-03-24 Mike Frysinger <vapier@gentoo.org>
346
347 * aclocal.m4, config.in, configure: Regenerate.
348
349 2012-03-19 Robin Getz <robin.getz@analog.com>
350 Mike Frysinger <vapier@gentoo.org>
351
352 * bfin-sim.c (lshift): Add an overflow flag. Delete now unused
353 i, j, and tmp vars. Add a new v_i var. Split the overflow logic
354 out from the saturate logic. Do not set V ASTAT bits when working
355 with accumulators.
356 (decode_ALU2op_0): Add new argument to lshift call.
357 (decode_LOGI2op_0, decode_dsp32shift_0, decode_dsp32shiftimm_0):
358 Likewise.
359
360 2012-03-18 Mike Frysinger <vapier@gentoo.org>
361
362 * dv-bfin_ebiu_amc.c (struct bfin_ebiu_amc): Add bank_base.
363 (bfin_ebiu_amc_write_amgctl): Replace BFIN_EBIU_AMC_BASE with
364 amc->bank_base.
365 (bfin_ebiu_amc_finish): Assign BFIN_EBIU_AMC_BASE to amc->bank_base.
366
367 2012-03-18 Mike Frysinger <vapier@gentoo.org>
368
369 * dv-bfin_ebiu_amc.c (bfin_ebiu_amc_attach_address_callback): Use
370 ARRAY_SIZE rather than hardcoded constant.
371
372 2012-02-04 Mike Frysinger <vapier@gentoo.org>
373
374 * config.in: Regenerate.
375 * configure: Likewise.
376 * configure.ac: Add linux/types.h to AC_CHECK_HEADERS.
377 * dv-eth_phy.c: Check for HAVE_LINUX_TYPES_H, and delete __u16 and
378 _LINUX_TYPES_H defines.
379
380 2011-12-03 Mike Frysinger <vapier@gentoo.org>
381
382 * interp.c (bfin_syscall): Increase _tbuf storage. Declare new local
383 tstr buffer. Call cb_get_string on tstr when handling CB_SYS_stat64,
384 CB_SYS_lstat64, CB_SYS_open, CB_SYS_write, CB_SYS_unlink,
385 CB_SYS_truncate, CB_SYS_rename, CB_SYS_stat, CB_SYS_lstat. Include
386 tstr in the tbuf output.
387
388 2011-12-03 Mike Frysinger <vapier@gentoo.org>
389
390 * Makefile.in: Delete all dependency rules.
391 * aclocal.m4, configure: Regenerate.
392
393 2011-10-19 Mike Frysinger <vapier@gentoo.org>
394
395 * configure: Regenerate after common/acinclude.m4 update.
396
397 2011-10-17 Mike Frysinger <vapier@gentoo.org>
398
399 * configure.ac: Change include to common/acinclude.m4.
400 * aclocal.m4, configure: Regenerate.
401
402 2011-10-17 Mike Frysinger <vapier@gentoo.org>
403
404 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
405 call. Replace common.m4 include with SIM_AC_COMMON.
406 * configure: Regenerate.
407
408 2011-09-28 Mike Frysinger <vapier@gentoo.org>
409
410 * bfin-sim.c (decode_dsp32shift_0): Use STORE() for VIT_MAX insns.
411
412 2011-07-05 Mike Frysinger <vapier@gentoo.org>
413
414 * interp.c (sim_do_command): Delete.
415
416 2011-07-01 Mike Frysinger <vapier@gentoo.org>
417
418 * interp.c (cb_linux_stat_map_32, cb_linux_stat_map_64): Rename from
419 stat_map_32 and stat_map_64.
420 (cb_libgloss_stat_map_32): New stat map.
421 (stat_map_32, stat_map_64): New stat map pointers.
422 (bfin_user_init): Assign stat_map_32 to cb_linux_stat_map_32 and
423 stat_map_64 to cb_linux_stat_map_64.
424 (bfin_virtual_init): New function.
425 (sim_create_inferior): Call bfin_virtual_init for all other envs.
426
427 2011-06-22 Mike Frysinger <vapier@gentoo.org>
428
429 * interp.c (bfin_syscall): Delete old comment. Set dreg 1 to
430 sc.result2 and dreg 2 to sc.errcode.
431
432 2011-06-18 Robin Getz <robin.getz@analog.com>
433
434 * bfin-sim.c (decode_dsp32shift_0): Clear ASTAT[AV] if val is 0,
435 else set it. Set ASTAT[AVS] if val is 0. Do this for LSHIFT and
436 ASHIFT accumulator insns.
437
438 2011-06-18 Robin Getz <robin.getz@analog.com>
439
440 * bfin-sim.c (ashiftrt): If size is 40, do not call SET_ASTATREG.
441 (lshiftrt): Likewise.
442
443 2011-06-18 Robin Getz <robin.getz@analog.com>
444
445 * bfin-sim.c (decode_dsp32shift_0): Use get_unextended_acc
446 rather than get_extended_acc in LSHIFT insns.
447
448 2011-06-18 Robin Getz <robin.getz@analog.com>
449
450 * bfin-sim.c (decode_macfunc): Handle MM when mmod is M_TFU.
451 Check MM once when mmod is M_FU to match M_TFU better.
452
453 2011-06-18 Robin Getz <robin.getz@analog.com>
454
455 * bfin-sim.c (decode_dsp32shiftimm_0): When shift is greater than
456 32, perform a left shift. Update the corresponding AV bit. Set
457 AZ when the low 32bits are also zero.
458
459 2011-06-18 Robin Getz <robin.getz@analog.com>
460
461 * bfin-sim.c (decode_dsp32shiftimm_0): With left shift vector insns,
462 call lshift only when count is positive. Otherwise, call ashiftrt.
463 With arithmetic right shift insns, call ashiftrt when the value is
464 small enough, otherwise call lshift.
465
466 2011-06-18 Robin Getz <robin.getz@analog.com>
467
468 * bfin-sim.c (extract_mult): Call saturate_s16 directly when
469 mmod is M_IH rather than computing the result by hand.
470
471 2011-06-18 Robin Getz <robin.getz@analog.com>
472
473 * bfin-sim.c (decode_macfunc): Add nosat_acc to track acc value
474 before saturation, set sat when more cases saturate, and set the
475 overflow bit based on these results. For M_TFU, M_IU, M_FU, and
476 M_W32, change the max values compared against.
477 (decode_dsp32mac_0): Delete v_i and add v_0 and v_1. Pass v_1
478 when processing MAC1 and pass v_0 when processing MAC0. Combine
479 the results into the V/VS ASTAT bits.
480
481 2011-06-18 Robin Getz <robin.getz@analog.com>
482
483 * bfin-sim.c (extract_mult): Call saturate_s32 when MM is set
484 and mmod is M_IU. Call saturate_s16 when MM is set and mmod
485 is M_TFU.
486
487 2011-06-18 Robin Getz <robin.getz@analog.com>
488
489 * bfin-sim.c (decode_multfunc): Call new is_macmod_signed, and
490 allow MM to sign extend all the time.
491 (decode_macfunc): Likewise. Drop sign extension of unsigned
492 values.
493
494 2011-06-18 Robin Getz <robin.getz@analog.com>
495
496 * bfin-sim.c (saturate_s40_astat): Change ">=" to ">".
497 (decode_macfunc): Likewise when mmod is M_IH.
498
499 2011-06-18 Mike Frysinger <vapier@gentoo.org>
500
501 * interp.c (sim_create_inferior): Change free to freeargv.
502
503 2011-06-04 Mike Frysinger <vapier@gentoo.org>
504
505 * machs.c (bf534_dev, bf537_dev): Add glue-or devices.
506 (bf537_port): Define applicable devices with PORT to the glue-or
507 devices instead of SIC.
508 (bfin_model_hw_tree_init): Drop old sim_hw_parse call for bfin_sic.
509 Only parse reg/type when the device has an address. Move the call
510 to dv_bfin_hw_port_parse up before slash check.
511
512 2011-06-04 Mike Frysinger <vapier@gentoo.org>
513
514 * dv-bfin_sic.c (ENC, DEC_PIN, DEC_SIC): Move above the
515 BFIN_SIC_TO_CEC_PORTS definition.
516 (SIC_PORTS): New define.
517 (bfin_sic_50x_ports, bfin_sic_51x_ports, bfin_sic_52x_ports,
518 bfin_sic_533_ports, bfin_sic_537_ports, bfin_sic_538_ports,
519 bfin_sic_54x_ports, bfin_sic_561_ports, bfin_sic_59x_ports):
520 Delete old layouts.
521 (bfin_sic1_ports, bfin_sic2_ports, bfin_sic3_ports,
522 bfin_sic_561_ports): Define new layouts with SIC_PORTS().
523 (bfin_sic_finish): Change reference to bfin_sic_50x_ports,
524 bfin_sic_51x_ports, bfin_sic_52x_ports, and bfin_sic_538_ports
525 to bfin_sic2_ports. Change reference to bfin_sic_533_ports,
526 bfin_sic_537_ports, and bfin_sic_59x_ports to bfin_sic1_ports.
527 Change reference to bfin_sic_54x_ports to bfin_sic3_ports.
528 * machs.c (bfin_port_layout): New structure.
529 (bfin_model_data): Add new "port" and "port_count" members.
530 (PORT, SIC): New defines.
531 (bf000_port, bf50x_port, bf51x_port, bf52x_port, bf533_port,
532 bf537_port, bf538_port, bf54x_port, bf561_port, bf592_port):
533 Move and redefine port layout from dv-bfin_sic.c to here.
534 (bf504_port, bf506_port, bf512_port, bf514_port, bf516_port,
535 bf518_port, bf522_port, bf523_port, bf524_port, bf525_port,
536 bf526_port, bf527_port, bf531_port, bf532_port, bf534_port,
537 bf536_port, bf539_port, bf542_port, bf544_port, bf547_port,
538 bf548_port, bf549_port): New defines.
539 (bfin_model_data): Link in new bfin_port_layout.port member.
540 (dv_bfin_hw_port_parse): New function.
541 (dv_bfin_hw_parse): Call new dv_bfin_hw_port_parse function.
542 (bfin_model_hw_tree_init): Replace calls to sim_hw_parse for
543 bfin_sic links with new dv_bfin_hw_port_parse function.
544
545 2011-06-03 Mike Frysinger <vapier@gentoo.org>
546
547 * dv-bfin_dma.c (bfin_dma_io_write_buffer): Fix indentation.
548
549 2011-05-25 Mike Frysinger <vapier@gentoo.org>
550
551 * sim-main.h (TRACE_SYSCALL): Change EVENTS to SYSCALL.
552
553 2011-05-25 Mike Frysinger <vapier@gentoo.org>
554
555 * dv-bfin_cec.h (BFIN_COREMMR_CEC_{BASE,SIZE}): Move to ...
556 * dv-bfin_ctimer.h (BFIN_COREMMR_CTIMER_{BASE,SIZE}): Move to ...
557 * dv-bfin_dma.h (BFIN_MMR_DMA_SIZE): Move to ...
558 * dv-bfin_dmac.h (BFIN_MMR_DMAC{0,1}_BASE): Move to ...
559 * dv-bfin_ebiu_amc.h (BF{IN,50X,54X}_MMR_EBIU_AMC_SIZE): Move to ...
560 * dv-bfin_ebiu_ddrc.h (BFIN_MMR_EBIU_DDRC_SIZE): Move to ...
561 * dv-bfin_ebiu_sdc.h (BFIN_MMR_EBIU_SDC_SIZE): Move to ...
562 * dv-bfin_emac.h (BFIN_MMR_EMAC_{BASE,SIZE}): Move to ...
563 * dv-bfin_eppi.h (BFIN_MMR_EPPI_SIZE): Move to ...
564 * dv-bfin_evt.h (BFIN_COREMMR_EVT_{BASE,SIZE}): Move to ...
565 * dv-bfin_gpio.h (BFIN_MMR_GPIO_SIZE): Move to ...
566 * dv-bfin_gptimer.h (BFIN_MMR_GPTIMER_SIZE): Move to ...
567 * dv-bfin_jtag.h (BFIN_COREMMR_JTAG_{BASE,SIZE}): Move to ...
568 * dv-bfin_mmu.h (BFIN_COREMMR_MMU_{BASE,SIZE}): Move to ...
569 * dv-bfin_nfc.h (BFIN_MMR_NFC_SIZE): Move to ...
570 * dv-bfin_otp.h (BFIN_MMR_OTP_SIZE): Move to ...
571 * dv-bfin_pfmon.h (BFIN_COREMMR_PFMON_{BASE,SIZE}): Move to ...
572 * dv-bfin_pll.h (BFIN_MMR_PLL_{BASE,SIZE}): Move to ...
573 * dv-bfin_ppi.h (BFIN_MMR_PPI_SIZE): Move to ...
574 * dv-bfin_rtc.h (BFIN_MMR_RTC_SIZE): Move to ...
575 * dv-bfin_sic.h (BFIN_MMR_SIC_{BASE,SIZE}): Move to ...
576 * dv-bfin_spi.h (BFIN_MMR_SPI_SIZE): Move to ...
577 * dv-bfin_trace.h (BFIN_COREMMR_TRACE_{BASE,SIZE}): Move to ...
578 * dv-bfin_twi.h (BFIN_MMR_TWI_SIZE): Move to ...
579 * dv-bfin_uart.h (BFIN_MMR_UART_SIZE): Move to ...
580 * dv-bfin_uart2.h (BFIN_MMR_UART2_SIZE): Move to ...
581 * dv-bfin_wdog.h (BFIN_MMR_WDOG_SIZE): Move to ...
582 * dv-bfin_wp.h (BFIN_COREMMR_WP_{BASE,SIZE}): Move to ...
583 * machs.h: ... here.
584 * machs.c: Delete all dv-bfin_*.h includes except for cec/dmac.
585
586 2011-05-25 Mike Frysinger <vapier@gentoo.org>
587
588 * Makefile.in (dv-bfin_pfmon.o): New target.
589 * configure.ac (SIM_AC_OPTION_HARDWARE): Add bfin_pfmon.
590 * configure: Regenerated.
591 * dv-bfin_pfmon.c, dv-bfin_pfmon.h: New files.
592 * machs.c: Add include new bfin_pfmon.h.
593 (bfin_core_dev): Add pfmon.
594
595 2011-05-25 Mike Frysinger <vapier@gentoo.org>
596
597 * machs.c (bf526_roms): Add a region with rev of 2.
598 (bf54x_roms): Add regions with rev of 4.
599 * bfroms/all.h: Include new bf526-0.2.h, bf54x-0.4.h, and
600 bf54x_l1-0.4.h headers.
601 * bfroms/bf526-0.2.h, bfroms/bf54x-0.4.h, bfroms/bf54x_l1-0.4.h:
602 New header files.
603
604 2011-05-14 Mike Frysinger <vapier@gentoo.org>
605
606 * bfin-sim.c (decode_PushPopReg_0): Delete (grp == 1 && reg == 6)
607 check for SP reg.
608
609 2011-05-14 Mike Frysinger <vapier@gentoo.org>
610
611 * dv-bfin_uart.c (bfin_uart_write_byte): Add a mcr arg. Declare a
612 local uart. When LOOP_ENA is set in mcr, write to the saved byte
613 and count fields of the uart.
614 (bfin_uart_io_write_buffer): Pass uart->mcr to bfin_uart_write_byte
615 and bfin_uart_get_next_byte.
616 (bfin_uart_get_next_byte): Add a mcr arg. Move uart->saved_count
617 check first, and skip the remaining code when LOOP_ENA is set in mcr.
618 * dv-bfin_uart.h (bfin_uart_write_byte): Add an mcr argument.
619 (bfin_uart_get_next_byte): Likewise.
620 (XOFF, MRTS, RFIT, RFRT, LOOP_ENA, FCPOL, ARTS, ACTS): Define.
621 * dv-bfin_uart2.c (bfin_uart_io_write_buffer): Padd uart->mcr when
622 calling bfin_uart_write_byte and bfin_uart_get_next_byte.
623
624 2011-05-09 Mike Frysinger <vapier@gentoo.org>
625
626 * dv-bfin_uart2.c (bfin_uart_io_read_buffer): Clear DR/THRE/TEMT bits
627 from uart->lsr before setting them.
628
629 2011-04-27 Mike Frysinger <vapier@gentoo.org>
630
631 * dv-bfin_dmac.c (bfin_dmac): Constify pmap array.
632 (bfin_dmac_50x_pmap, bfin_dmac_51x_pmap, bfin_dmac_52x_pmap,
633 bfin_dmac_533_pmap, bfin_dmac_537_pmap, bfin_dmac0_538_pmap,
634 bfin_dmac1_538_pmap, bfin_dmac0_54x_pmap, bfin_dmac1_54x_pmap,
635 bfin_dmac0_561_pmap, bfin_dmac1_561_pmap, bfin_dmac_59x_pmap):
636 Likewise.
637
638 2011-04-26 Mike Frysinger <vapier@gentoo.org>
639
640 * dv-bfin_gpio.c (bfin_gpio_forward_ouput): New function.
641 (bfin_gpio_io_write_buffer): Store the current port state into
642 "data", and call bfin_gpio_forward_ouput when the data or dir
643 MMRs are updated.
644 (bfin_gpio_ports): Change p0..p15 to bidirect_port.
645
646 2011-04-26 Mike Frysinger <vapier@gentoo.org>
647
648 * dv-bfin_gpio.c (bfin_gpio): Add "int_state" member.
649 (bfin_gpio_forward_int, bfin_gpio_forward_ints): New functions.
650 (bfin_gpio_io_write_buffer): Call bfin_gpio_forward_int when the
651 mask a or mask b MMRs are written.
652 (bfin_gpio_port_event): When handling edge gpios, set the bit in
653 int_state, call bfin_gpio_forward_ints, and then clear the bit.
654 When handling level gpios, clear/set the bit in int_state rather
655 than returning immediately. Call bfin_gpio_forward_ints instead
656 of checking mask[ab] and calling HW_TRACE/hw_port_event directly.
657
658 2011-04-16 Mike Frysinger <vapier@gentoo.org>
659
660 * bfin-sim.c (decode_dsp32alu_0): Call STORE instead of SET_DREG for
661 BYTEOP2P, BYTEOP3P, BYTEOP1P, BYTEOP16P, BYTEOP16M, BYTEPACK, and
662 BYTEUNPACK.
663 (decode_dsp32shift_0): Call STORE instead of SET_DREG for PACK,
664 BITMUX, EXTRACT, DEPOSIT, ALIGN8, ALIGN16, and ALIGN24.
665
666 2011-04-14 Mike Frysinger <vapier@gentoo.org>
667
668 * bfin-sim.c (decode_dsp32alu_0): Set DIS_ALGN_EXPT when handling
669 BYTEOP2P, BYTEOP3P, SAA, BYTEOP1P, BYTEOP16P, BYTEOP16M, BYTEPACK,
670 and BYTEUNPACK insns.
671
672 2011-04-11 Mike Frysinger <vapier@gentoo.org>
673
674 * dv-bfin_sic.c (bfin_sic_port_event): New helper function.
675 (bfin_sic_52x_port_event, bfin_sic_537_port_event,
676 bfin_sic_54x_port_event, bfin_sic_561_port_event): Include level
677 in the trace output, and call the new bfin_sic_port_event func.
678
679 2011-04-11 Mike Frysinger <vapier@gentoo.org>
680
681 * dv-bfin_gpio.c (bfin_gpio_ports): Add p15.
682
683 2011-04-01 Mike Frysinger <vapier@gentoo.org>
684
685 * dv-bfin_otp.c (bfin_otp_ports): Declare.
686 (bfin_otp_finish): Call set_hw_ports with bfin_otp_ports.
687
688 2011-03-29 Mike Frysinger <vapier@gentoo.org>
689
690 * configure: Regenerate after common/aclocal.m4 changes.
691
692 2011-03-28 Robin Getz <robin.getz@analog.com>
693
694 * bfin-sim.c (decode_dsp32alu_0): Cast high 16bits of A0.W to bs16
695 and add to casted low 16bits of A0.L and store in val0. Cast high
696 16bits of A1.W to bs16 and add to casted low 16bits of A1.L and
697 store in val1. Delete bit checks of val0 and val1.
698
699 2011-03-26 Robin Getz <robin.getz@analog.com>
700
701 * bfin-sim.c (decode_dsp32alu_0): Set result to 0x7FFFFFFF when
702 the result was 0x80000000 for RND12 subtraction.
703
704 2011-03-26 Robin Getz <robin.getz@analog.com>
705
706 * bfin-sim.c (decode_dsp32alu_0): Set VS when V is set.
707
708 2011-03-24 Mike Frysinger <vapier@gentoo.org>
709
710 * dv-bfin_gpio.c (bfin_gpio_port_event): Call HW_TRACE at every
711 major code flow point.
712 * dv-bfin_sic.c (bfin_sic_forward_interrupts): Call HW_TRACE just
713 before calling hw_port_event on ourselves.
714 (bfin_sic_52x_port_event, bfin_sic_537_port_event,
715 bfin_sic_54x_port_event, bfin_sic_561_port_event): Call HW_TRACE
716 at the start of the function.
717
718 2011-03-24 Mike Frysinger <vapier@gentoo.org>
719
720 * dv-bfin_gpio.c (bfin_gpio_port_event): Split dir/inen bit checking.
721 Normalize "level" to 0/1 values. Shift "level" over by "my_port".
722 Invert port->both bit check.
723
724 2011-03-24 Mike Frysinger <vapier@gentoo.org>
725
726 * dv-bfin_gpio.c (bfin_gpio_io_write_buffer): Subtract 2 from the
727 valuep pointer for clear MMRs, 4 for set MMRs, and 6 for toggle MMRs.
728
729 2011-03-23 Mike Frysinger <vapier@gentoo.org>
730
731 * TODO: Document some known SIC issues.
732
733 2011-03-23 Mike Frysinger <vapier@gentoo.org>
734
735 * devices.h (dv_w1c): Fix typos in documentation of "bits" arg.
736 * dv-bfin_cec.c (bfin_cec_io_write_buffer): Pass 0xffee to dv_w1c_4.
737 * dv-bfin_emac.c (bfin_emac_io_write_buffer): Pass 0xe1 to dv_w1c_4
738 for systat MMR and -1 to dv_w1c_4 for [rt]x_stky/mmc_[rt]irqs MMRs.
739 * dv-bfin_eppi.c (bfin_eppi_io_write_buffer): Pass 0x1ff to dv_w1c_2.
740 * dv-bfin_gpio.c (bfin_gpio_io_write_buffer): Invert bits to dv_w1c_2.
741 * dv-bfin_jtag.c (bfin_jtag_io_write_buffer): Invert bits to dv_w1c_4.
742 * dv-bfin_nfc.c (bfin_nfc_io_write_buffer): Invert bits to dv_w1c_2.
743 * dv-bfin_otp.c (bfin_otp_io_write_buffer): Invert bits to dv_w1c_2.
744 * dv-bfin_ppi.c (bfin_ppi_io_write_buffer): Invert bits to dv_w1c_2.
745 * dv-bfin_rtc.c (bfin_rtc_io_write_buffer): Invert bits to dv_w1c_2.
746 * dv-bfin_spi.c (bfin_spi_io_write_buffer): Invert bits to dv_w1c_2.
747 * dv-bfin_twi.c (bfin_twi_io_write_buffer): Invert bits to dv_w1c_2.
748 * dv-bfin_uart2.c (bfin_uart_io_write_buffer): Invert bits to dv_w1c_2.
749
750 2011-03-23 Mike Frysinger <vapier@gentoo.org>
751
752 * dv-bfin_uart.h (TFI, BI, FE, PE, OE): Define.
753
754 2011-03-23 Mike Frysinger <vapier@gentoo.org>
755
756 * dv-bfin_twi.h (LOSTARB): Rename from LOSTARG.
757
758 2011-03-23 Robin Getz <robin.getz@analog.com>
759
760 * bfin-sim.c (decode_dsp32shift_0): Set acc0 to the unextended
761 value for the VIT_MAX insn, and mask off the result when done.
762
763 2011-03-23 Robin Getz <robin.getz@analog.com>
764
765 * bfin-sim.c (decode_dsp32alu_0): Set A1 to a1_lo when up_hi is false,
766 and set A0 to a0_lo when up_lo is false.
767
768 2011-03-23 Robin Getz <robin.getz@analog.com>
769
770 * bfin-sim.c (decode_dsp32alu_0): Call saturate_s40_astat instead of
771 saturate_s40, and use the v parameter to update the AV bit. Set the
772 AC bit only when the final result is 0.
773
774 2011-03-23 Mike Frysinger <vapier@gentoo.org>
775
776 * dv-bfin_sic.c (ENC, DEC_PIN, DEC_SIC): Define.
777 (bfin_sic_50x_ports, bfin_sic_51x_ports, bfin_sic_52x_ports,
778 bfin_sic_533_ports, bfin_sic_537_ports, bfin_sic_538_ports,
779 bfin_sic_54x_ports, bfin_sic_561_ports, bfin_sic_59x_ports):
780 Encode ids with the ENC macro.
781 (bfin_sic_52x_port_event, bfin_sic_537_port_event,
782 bfin_sic_54x_port_event, bfin_sic_561_port_event): Set idx
783 from my_port with DEC_SIC, and set bit from my_port with DEC_PIN.
784 (bfin_sic_533_port_event): Delete.
785 (bfin_sic_finish): Call set_hw_port_event with
786 bfin_sic_537_port_event for BF533 and BF59x targets.
787
788 2011-03-23 Robin Getz <robin.getz@analog.com>
789
790 * bfin-sim.c (decode_dsp32alu_0): Drop the src0/src1 check for
791 BYTEOP1P, BYTEOP2P, and BYTEOP3P insns.
792
793 2011-03-23 Mike Frysinger <vapier@gentoo.org>
794
795 * machs.c (bf50x_dev, bf512_dev, bf516_dev, bf522_dev, bf526_dev,
796 bf533_dev, bf534_dev, bf537_dev, bf538_dev, bf561_dev, bf592_dev):
797 Change bfin_gpio addresses from f/g/h to 5/6/7.
798 (bfin_model_hw_tree_init): Add the bfin_gpio address base to 'a'.
799
800 2011-03-17 Mike Frysinger <vapier@gentoo.org>
801
802 * configure.ac (AC_CHECK_FUNCS): Check for kill and pread.
803 * configure: Regenerate.
804 * config.in: Regenerate.
805 * interp.c (bfin_syscall): Check for HAVE_{KILL,PREAD} before using
806 kill or pread.
807
808 2011-03-15 Mike Frysinger <vapier@gentoo.org>
809
810 * Makefile.in (dv-bfin_gpio.o): New target.
811 * configure.ac (SIM_AC_OPTION_HARDWARE): Add bfin_gpio.
812 * configure: Regenerate.
813 * dv-bfin_gpio.c, dv-bfin_gpio.h: New files.
814 * machs.c: Include dv-bfin_gpio.h.
815 (bf50x_mem, bf51x_mem, bf52x_mem, bf531_mem, bf532_mem, bf533_mem,
816 bf534_mem, bf536_mem, bf537_mem, bf538_mem, bf561_mem, bf592_mem):
817 Delete GPIO memory stubs.
818 (bf50x_dev, bf512_dev, bf516_dev, bf522_dev, bf526_dev, bf533_dev,
819 bf534_dev, bf537_dev, bf538_dev, bf561_dev, bf592_dev): Add GPIO
820 peripheral devices.
821 (bfin_model_hw_tree_init): Hook up GPIO interrupts to SIC.
822
823 2011-03-15 Mike Frysinger <vapier@gentoo.org>
824
825 * bfroms/bf50x-0.0.h, bfroms/bf51x-0.0.h, bfroms/bf51x-0.1.h,
826 bfroms/bf51x-0.2.h, bfroms/bf526-0.0.h, bfroms/bf526-0.1.h,
827 bfroms/bf527-0.0.h, bfroms/bf527-0.1.h, bfroms/bf527-0.2.h,
828 bfroms/bf533-0.1.h, bfroms/bf533-0.2.h, bfroms/bf533-0.3.h,
829 bfroms/bf537-0.0.h, bfroms/bf537-0.1.h, bfroms/bf537-0.3.h,
830 bfroms/bf538-0.0.h, bfroms/bf54x-0.0.h, bfroms/bf54x-0.1.h,
831 bfroms/bf54x-0.2.h, bfroms/bf54x_l1-0.0.h, bfroms/bf54x_l1-0.1.h,
832 bfroms/bf54x_l1-0.2.h, bfroms/bf561-0.5.h, bfroms/bf59x-0.0.h,
833 bfroms/bf59x_l1-0.1.h, dv-bfin_cec.c, dv-bfin_ctimer.c,
834 dv-bfin_dma.c, dv-bfin_dmac.c, dv-bfin_ebiu_amc.c,
835 dv-bfin_ebiu_ddrc.c, dv-bfin_ebiu_sdc.c, dv-bfin_emac.c,
836 dv-bfin_eppi.c, dv-bfin_evt.c, dv-bfin_gptimer.c, dv-bfin_jtag.c,
837 dv-bfin_mmu.c, dv-bfin_nfc.c, dv-bfin_otp.c, dv-bfin_pll.c,
838 dv-bfin_ppi.c, dv-bfin_rtc.c, dv-bfin_sic.c, dv-bfin_spi.c,
839 dv-bfin_trace.c, dv-bfin_twi.c, dv-bfin_uart.c, dv-bfin_uart2.c,
840 dv-bfin_wdog.c, dv-bfin_wp.c, dv-eth_phy.c, gui.c,
841 linux-fixed-code.h, linux-targ-map.h, machs.c, Makefile.in: Fix style.
842
843 2011-03-15 Robin Getz <robin.getz@analog.com>
844
845 * bfin-sim.c (decode_dsp32alu_0): Set AZ based on val for 16bit adds
846 and subs.
847
848 2011-03-15 Robin Getz <robin.getz@analog.com>
849
850 * bfin-sim.c (decode_macfunc): Move acc STOREs behind op != 3 check.
851
852 2011-03-15 Robin Getz <robin.getz@analog.com>
853
854 * bfin-sim.c (decode_macfunc): New neg parameter. Set when the
855 high bit is set after extract_mult.
856 (decode_dsp32mac_0): Declare n_1 and n_0. Pass to the decode_macfunc
857 functions. Use these to update the AN bit.
858
859 2011-03-15 Robin Getz <robin.getz@analog.com>
860
861 * bfin-sim.c (decode_dsp32mult_0): Declare v_i0 and v_i1. Pass to
862 the extract_mult functions. Include these when updating the V, VS,
863 and V_COPY bits.
864
865 2011-03-15 Robin Getz <robin.getz@analog.com>
866
867 * bfin-sim.c (astat_names): New global bit array.
868 (decode_CC2stat_0): Delete local astat_name and astat_names.
869 (decode_psedodbg_assert_0): Move hardcoded offset into a variable.
870 Print out ASTAT bit values when checking an ASTAT register.
871
872 2010-03-15 Robin Getz <robin.getz@analog.com>
873
874 * bfin-sim.c (extract_mult): Handle M_IU.
875
876 2011-03-05 Mike Frysinger <vapier@gentoo.org>
877
878 * Makefile.in, TODO, aclocal.m4, bfin-sim.c, bfin-sim.h,
879 bfroms/all.h, bfroms/bf50x-0.0.h, bfroms/bf51x-0.0.h,
880 bfroms/bf51x-0.1.h, bfroms/bf51x-0.2.h, bfroms/bf526-0.0.h,
881 bfroms/bf526-0.1.h, bfroms/bf527-0.0.h, bfroms/bf527-0.1.h,
882 bfroms/bf527-0.2.h, bfroms/bf533-0.1.h, bfroms/bf533-0.2.h,
883 bfroms/bf533-0.3.h, bfroms/bf537-0.0.h, bfroms/bf537-0.1.h,
884 bfroms/bf537-0.3.h, bfroms/bf538-0.0.h, bfroms/bf54x-0.0.h,
885 bfroms/bf54x-0.1.h, bfroms/bf54x-0.2.h, bfroms/bf54x_l1-0.0.h,
886 bfroms/bf54x_l1-0.1.h, bfroms/bf54x_l1-0.2.h, bfroms/bf561-0.5.h,
887 bfroms/bf59x-0.0.h, bfroms/bf59x_l1-0.1.h, config.in, configure,
888 configure.ac, devices.c, devices.h, dv-bfin_cec.c, dv-bfin_cec.h,
889 dv-bfin_ctimer.c, dv-bfin_ctimer.h, dv-bfin_dma.c, dv-bfin_dma.h,
890 dv-bfin_dmac.c, dv-bfin_dmac.h, dv-bfin_ebiu_amc.c, dv-bfin_ebiu_amc.h,
891 dv-bfin_ebiu_ddrc.c, dv-bfin_ebiu_ddrc.h, dv-bfin_ebiu_sdc.c,
892 dv-bfin_ebiu_sdc.h, dv-bfin_emac.c, dv-bfin_emac.h, dv-bfin_eppi.c,
893 dv-bfin_eppi.h, dv-bfin_evt.c, dv-bfin_evt.h, dv-bfin_gptimer.c,
894 dv-bfin_gptimer.h, dv-bfin_jtag.c, dv-bfin_jtag.h, dv-bfin_mmu.c,
895 dv-bfin_mmu.h, dv-bfin_nfc.c, dv-bfin_nfc.h, dv-bfin_otp.c,
896 dv-bfin_otp.h, dv-bfin_pll.c, dv-bfin_pll.h, dv-bfin_ppi.c,
897 dv-bfin_ppi.h, dv-bfin_rtc.c, dv-bfin_rtc.h, dv-bfin_sic.c,
898 dv-bfin_sic.h, dv-bfin_spi.c, dv-bfin_spi.h, dv-bfin_trace.c,
899 dv-bfin_trace.h, dv-bfin_twi.c, dv-bfin_twi.h, dv-bfin_uart.c,
900 dv-bfin_uart.h, dv-bfin_uart2.c, dv-bfin_uart2.h, dv-bfin_wdog.c,
901 dv-bfin_wdog.h, dv-bfin_wp.c, dv-bfin_wp.h, dv-eth_phy.c, gui.c,
902 gui.h, insn_list.def, interp.c, linux-fixed-code.h, linux-fixed-code.s,
903 linux-targ-map.h, machs.c, machs.h, proc_list.def, sim-main.h,
904 tconfig.in: New Blackfin port.
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